Home / 119,209.96-178,814.76-30,463.48

Finding the Fourth Proportional to 119,209.96, 178,814.76 and 30,463.48

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Solution

The fourth proportional to 119,209.96, 178,814.76 and 30,463.48 is: 45,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,209.96 : 178,814.76 = 30,463.48 : x
  2. Step 2: Convert to fraction form
    119,209.96/178,814.76 = 30,463.48/x
  3. Step 3: Cross multiply
    119,209.96x = 178,814.76 × 30,463.48
  4. Step 4: Simplify right side
    119,209.96x = 5,447,319,864.96
  5. Step 5: Solve for x
    x = 5,447,319,864.96/119,209.96
  6. Step 6: Final answer
    x = 45,695.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.